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Advanced Placement (AP)Advanced Placement (AP)
18 March, 06:13

Which combination of gases dominates Earth's atmosphere?

A>argon (78.50%), oxygen (20.90%)

B>nitrogen (78.10%), oxygen (20.90%)

C>carbon dioxide (78.15%), oxygen (20.90%)

D>methane (50.10%), oxygen (49.9%)

E>nitrogen (20.9%), oxygen (78.10%)

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Answers (2)
  1. 18 March, 06:32
    0
    Just doing this so I can get my 4 answers out the way to be able to message people
  2. 18 March, 06:52
    0
    The answer is B. Because the Earth’s atmosphere is mostly nitrogen and oxygen.
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Home » Advanced Placement (AP) » Which combination of gases dominates Earth's atmosphere? A>argon (78.50%), oxygen (20.90%) B>nitrogen (78.10%), oxygen (20.90%) C>carbon dioxide (78.15%), oxygen (20.90%) D>methane (50.10%), oxygen (49.9%) E>nitrogen (20.9%), oxygen (78.10%)
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